The mRNA-1273.815 vaccine provided significant protection against COVID-19-related hospitalizations and medically attended COVID-19 among US adults.

Pfizer and partner BioNTech have started their clinical trial of a new version of their COVID-19 vaccine that has been specifically designed to protect against the Omicron variant. The trial in ...

UK’s former vaccine tsar says immunocompromised people were ‘de-prioritised’ in a ‘two-tier’ therapeutic rollout strategy ...

The vaccines aren't perfect ... Scientists named these variants after Greek letters: alpha, beta, gamma, delta and omicron. Delta, which became dominant in the U.S. in June 2021, raised a lot ...

Patients who received the original monovalent mRNA COVID-19 vaccine were less likely than unvaccinated patients to be hospitalized for COVID-19-associated VTE.

Faster post-COVID-19 recovery is observed after infection with the Omicron vs earlier variants, regardless of vaccination status.

Another year has gone by since the 2020 pandemic and COVID-19 remains at large, so experts weigh in on what will change in 2025.

Historically, COVID-19 symptoms have been fevers or chills, cough, shortness of breath, cough, congestion or a runny nose, ...

Delta and Omicron cases, including the association with severe disease and the cellular and immunological effects of prior vaccination. Vaccine-induced neutralizing antibodies are widely ...

Muscat: All airlines operating in the Kingdom of Saudi Arabia have been asked to ensure that holders of Umrah visas, or those ...

The most recent mRNA vaccines, manufactured by Pfizer-BioNTech and Moderna, target the KP.2 Omicron subvariant. Novavax’s updated protein-based vaccine targets the JN.1 subvariant of Omicron ...